What stops gravity from pulling water to the center of the earth

What is the difference between the electronegativity values of sodium and bromine?

Which one of these exhibits a notochord at some stages of its development? A brittle star A tapeworm A cat A hydra

What compoponents of the atom are found outside of nucleus

What temperature does iron turn to a liquid?

Imagine this scenario. All of the trees and plants are removed from a steep mountainside how would the removal of the trees and plants affect the soil on the mountainside

Initially you dissolved all, or most, of the p-aminobenzoic acid in ethanol. then you slowly added sulfuric acid. as you did this, a large amount of white solid formed. during the course of the reaction, that white solid dissolved.

How do you know if a chemical reaction has occurred?

Why must a container or system be closed for equilibrium to be established?

What is the bond angle between the hydrogen atoms in an ammonia (NH₃) molecule?

In Experiment 1, the density of pure ethanol was found to be:Question 1 options:less than 0.793 g/mL. 0.793 g/mL. 0.999 g/mL. greater than 0.999 g/mL.